adj 1 a  :  of, relating to, or arising in a bodily organ  b  :  affecting the structure of the organism <an disease>  - compare FUNCTIONAL1b    2 a (1) :  of, relating to, or derived from living organisms (2) :  relating to, yielding, dealing in, or involving the use of food produced with the use of feed or fertilizer of plant or animal origin without employment of chemically formulated fertilizers, growth stimulants, antibiotics, or pesticides < stores>   b (1) :  of, relating to, or containing carbon compounds (2) :  relating to, being, or dealt with by a branch of chemistry concerned with the carbon compounds of living beings and most other carbon compounds or*gan*i*cal*ly adv or*ga*nic*i*ty n pl  -ties  
n :  an organic substance: as  a  :  a fertilizer of plant or animal origin  b  :  a pesticide whose active component is an organic compound or a mixture of organic compounds .
 
 
 
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